Simple contrast fistulography InceogluResit GencosmanogluRasim 2011 <p><b>Copyright information:</b></p><p>Taken from "Fistulotomy and drainage of deep postanal space abscess in the treatment of posterior horseshoe fistula"</p><p>BMC Surgery 2003;3():10-10.</p><p>Published online 26 Nov 2003</p><p>PMCID:PMC317325.</p><p>Copyright © 2003 Inceoglu and Gencosmanoglu; licensee BioMed Central Ltd. This is an Open Access article: verbatim copying and redistribution of this article are permitted in all media for any purpose, provided this notice is preserved along with the article's original URL.</p> Antero-posterior aspect, the contrast agent was given through the external opening at the right-side of the anal channel, note the course of horseshoe fistula tracts; there was a complete arm at the right side (white arrow), while the left-side arms were blind (yellow arrows), Oblique aspect, the blind arm of the horseshoe fistula extended into the left gluteal area (arrow), Lateral aspect, the connection between the fistula tract and the deep postanal space (arrow) was easily shown.